Peter Cullen, the actor best known for voicing Optimus Prime in The Transformers franchise, has died at the age of 85. He originated the role in the 1980s animated series and film, and continued voicing the character across numerous sequels, spin-offs and video games for decades, making him one of the most recognisable voices in animation and gaming.

Cullen's portrayal of the noble Autobot leader became iconic to generations of fans, shaping how Optimus Prime has been depicted across media ever since. The article, as extracted, does not provide further details on the cause of death, tributes, or specifics of his career beyond confirming his passing and his defining role.